Car comparison

BMW i7 (G70) 105.7 kWhvsBMW iX3 (NA5) 50 108.7 kWh

Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.

New comparison

BMW i7 (G70)

105.7 kWh

544 hpElectricAWDAutomaticSedan2022-2026
VS

BMW iX3 (NA5)

50 108.7 kWh

469 hpElectricAWDAutomatic2025-present

Comparison overview

Use the estimates as comparison hints and verify exact figures before making decisions.

Best choices

BMW i7 (G70) 105.7 kWh

  • Quickest 0-100 km/h
    4.7 s
  • Fastest top speed
    255 km/h
    158 mph Unrestricted
    240 km/h
    149 mph Restricted
  • Most powerful
    544 hp
    406 kW
  • Highest torque
    745 Nm
    549 lb-ft
  • Best power-to-weight
    206 hp/t
    154 kW/t
    4.9 kg/hp
  • Best overall score
    80/100
  • Best performance score
    81/100
  • Best economy score
    0/100
  • Best practicality score
    77/100

Specification comparison

Specification comparison
ModelBMWi7 (G70)105.7 kWhBMWiX3 (NA5)50 108.7 kWh
Power
544hp406kW
469hp350kW
Torque
745Nm549lb-ft
645Nm476lb-ft
Curb weight
2,640kg5,820lb
2,285kg5,038lb
Gross weight
3,250kg7,165lb
2,825kg6,228lb
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Calculated
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Calculated
To 99% top speed
46.1s99% target: 252 km/h / 157 mph
Calculated
50.1s99% target: 218 km/h / 135 mph
Calculated
0-100 km/h
4.7s
4.9s
0-200 km/h
14.9s
Calculated
23.7s
Calculated
0-60 mph
4.5s
Calculated
4.6s
Calculated
Quarter mile
12.7s
Calculated
13.2s
Calculated
Power-to-weight
206hp/t154kW/t93hp/1000 lb
Calculated
205hp/t153kW/t93hp/1000 lb
Calculated
Torque-to-weight
282Nm/t189lb-ft/ton
Calculated
282Nm/t189lb-ft/ton
Calculated
Length
5,391mm212in
4,782mm188in
Width
1,950mm77in
1,895mm75in
Height
1,544mm61in
1,635mm64in
Wheelbase
3,215mm127in
2,897mm114in
Front track
1,714mm67in
1,628mm64in
Rear track
1,735mm68in
1,633mm64in
Ground clearance
136mm5in
176mm7in
Trunk volume
500L
520L
Max trunk volume-
1,750L
Doors
4
5
Seats
5
5
Fuel tank-
58L

Performance charts

Use the estimates as comparison hints and verify exact figures before making decisions.

Acceleration curve

Estimated speed over time for selected vehicles.

Acceleration and drag-race table
MetricBMWi7 (G70)105.7 kWhBMWiX3 (NA5)50 108.7 kWh
Acceleration checkpoints
0-60 mph
0-97 km/h
4.5 s
4.6 s
0-100 km/h
0-62 mph
4.7 s
4.9 s
0-200 km/h
0-124 mph
14.9 s
23.7 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Limited
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Limited
Drag race simulation
60 ft
18 m
2.3 s
2.1 s
330 ft
101 m
5.7 s
5.6 s
1/8 mile
201 m
8.4 s
8.5 s
1000 ft
305 m
10.7 s
11.1 s
1/4 mile
402 m
12.7 s
13.2 s
Trap speed
1/4 mile
402 m
186 km/h
116 mph
168 km/h
104 mph

Power comparison

Bar comparison chart for Power. Higher is better · hp / kW

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh
544 hp
406 kW
BMWiX3 (NA5)50 108.7 kWh
469 hp
350 kW

BMW i7 (G70) 105.7 kWh has 75 hp more than BMW iX3 (NA5) 50 108.7 kWh.

The biggest power difference is between BMW iX3 (NA5) 50 108.7 kWh and BMW i7 (G70) 105.7 kWh: 75 hp (56 kW).

Torque comparison

Bar comparison chart for Torque. Higher is better · Nm / lb-ft

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh
745 Nm
549 lb-ft
BMWiX3 (NA5)50 108.7 kWh
645 Nm
476 lb-ft

Curb weight comparison

Bar comparison chart for Curb weight. Lower is better · kg / lb

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh
2,640 kg
5,820 lb
BMWiX3 (NA5)50 108.7 kWh
2,285 kg
5,038 lb

Top speed without limiter comparison

Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
BMWiX3 (NA5)50 108.7 kWh
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph

0-100 km/h comparison

Bar comparison chart for 0-100 km/h. Lower is better · seconds

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh4.7 s
BMWiX3 (NA5)50 108.7 kWh4.9 s

The biggest 0-100 km/h difference is between BMW i7 (G70) 105.7 kWh and BMW iX3 (NA5) 50 108.7 kWh: 0.2 s.

Power-to-weight comparison

Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t

Chart data table
VehicleValue
BMWi7 (G70)105.7 kWh
206 hp/t
154 kW/t
4.9 kg/hp
BMWiX3 (NA5)50 108.7 kWh
205 hp/t
153 kW/t
4.9 kg/hp

Performance spider chart

Radar chart comparing normalized performance and fuel-consumption scores.

Chart data table
VehiclePowerAccelerationTop speed
BMWi7 (G70)105.7 kWh
544 hp
406 kW
4.7 s
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
BMWiX3 (NA5)50 108.7 kWh
469 hp
350 kW
4.9 s
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph

Most attractive quadrant

Scatter chart with performance score on the X axis and practicality score on the Y axis.

Chart data table
VehiclePerformance scorePracticality score
BMWi7 (G70)105.7 kWh
Power
544 hp
406 kW
0-100 km/h4.7 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
5,391 mm
212.2 in
Height
1,544 mm
60.8 in
BMWiX3 (NA5)50 108.7 kWh
Power
469 hp
350 kW
0-100 km/h4.9 s
Top speed
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,782 mm
188.3 in
Height
1,635 mm
64.4 in

Detailed score breakdown

Detailed score breakdown
VehicleBMWi7 (G70)105.7 kWhBMWiX3 (NA5)50 108.7 kWh
Power
544 hp
406 kW
469 hp
350 kW
Torque
745 Nm
549 lb-ft
645 Nm
476 lb-ft
Acceleration
4.7 s
4.9 s
Top speed
Unrestricted
255 km/h158 mph
Restricted
240 km/h149 mph
Unrestricted
220 km/h137 mph
Restricted
210 km/h130 mph
Lightness
2,640 kg
5,820 lb
2,285 kg
5,038 lb
Practicality
Doors/seats
4 doors
5 seats
Trunk
500 L
17.7 cu ft
Length
5,391 mm
212.2 in
Height
1,544 mm
60.8 in
Doors/seats
5 doors
5 seats
Trunk
520 L
18.4 cu ft
Length
4,782 mm
188.3 in
Height
1,635 mm
64.4 in
Trunk score
500 L
17.7 cu ft
520 L
18.4 cu ft
Power-to-weight score
206 hp/t
154 kW/t
4.9 kg/hp
205 hp/t
153 kW/t
4.9 kg/hp
Overall
Fixed score
Fixed score

Head-to-head comparisons

BMW i7 (G70) 105.7 kWh

  • Has 75 hp more
  • Has 100 Nm more
  • Is 0.2 s quicker from 0-100 km/h
  • Has 35 km/h (22 mph) higher top speed
  • Has 1 hp/t better power-to-weight

Pros

  • Quickest 0-100 km/h in this comparison
  • Highest top speed
  • Most powerful
  • Highest torque
  • Best power-to-weight ratio

Cons

  • Heaviest
  • Smallest trunk

BMW iX3 (NA5) 50 108.7 kWh

  • Is 355 kg lighter
  • Has 20 L more trunk volume

Pros

  • Lightest
  • Largest trunk

Cons

  • Slowest 0-100 km/h
  • Lowest power
  • Lowest top speed

Choose cars to compare

Brand
Model
Generation
Engine or modification
BMW i7 (G70) 105.7 kWh
BMW iX3 (NA5) 50 108.7 kWh
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